Registered patent attorney

Jeffrey G Degenfelder

USPTO Reg. 44647

Firm

Carstens & Calhoon, LLP

Address

13760 Noel Road, Suite 900

Dallas, TX, 75240

US

Phone

Registered as

Registered patent attorney

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Frequently asked

Frequently asked about Jeffrey G Degenfelder

  • Is Jeffrey G Degenfelder a registered patent attorney?

    Yes. Jeffrey G Degenfelder is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 44647). Registration is verified against the USPTO Office of Enrollment and Discipline roster.

  • Where is Jeffrey G Degenfelder located?

    Jeffrey G Degenfelder's office is in Dallas, Texas (75240). Affiliated with Carstens & Calhoon, LLP.

  • What firm does Jeffrey G Degenfelder work at?

    Jeffrey G Degenfelder is listed as affiliated with Carstens & Calhoon, LLP on the USPTO Office of Enrollment and Discipline practitioner roster.

  • How do I contact Jeffrey G Degenfelder?

    Jeffrey G Degenfelder's office phone (per the USPTO public roster) is 972-367-2001. Verify availability and intake details directly with the firm before sending privileged materials.

  • Should I prepare anything before contacting a patent attorney?

    Yes — most patent attorneys quote based on a brief. Persoona's intellectual property module generates a prior-art analysis, defensibility scorecard, and a draft USPTO filing package so you arrive with a brief, not a blank slate. Free to run.

Profile sourced from the USPTO OEDCI Practitioner Roster. Persoona did not provide, edit, or curate this data — every field is pulled directly from the public roster.

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